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CMT2310A-EQR
Public Made by Adomby adom
HopeRF Micro electronics RF Transceiver ICs, QFN-24-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+62@@ -0,0 +1,62 @@+# CMT2310A-EQR++**HopeRF Micro electronics** · RF Transceiver ICs · QFN-24-EP(4x4)++CMT2310A-EQR from HopeRF Micro electronics, in a QFN-24-EP(4x4). Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | RFP | input | RF signal input positive terminal with differential input impedance 150Ω||0.8pF at 433MHz and 134Ω||1.0pF at 868MHz. |+| 2 | RFN | input | RF signal input negative terminal with differential input impedance 150Ω||0.8pF at 433MHz and 134Ω||1.0pF at 868MHz. |+| 3 | NC | unconnected | No internal connection; leave floating or unconnected. |+| 4 | TX | output | PA output for RF transmission with configurable output power range -10 to +20 dBm at 1dB step resolution. |+| 5 | PA_VDD | power_in | Power supply for power amplifier section with supply voltage range 1.8-3.6V. |+| 6 | VIO | power_in | Power supply for SPI interface and GPIO outputs with supply voltage range 1.8-3.6V. |+| 7 | GPIO4 | bidirectional | Configurable general-purpose I/O pin that can be configured as DOUT, INT1, INT2, DCLK, CLKO, or LFCLKO per register settings. |+| 8 | GPIO5_RST | bidirectional | Configurable general-purpose I/O pin that can be configured as RSTn, INT1, INT2, DOUT, or DCLK per register settings. |+| 9 | DVDD | power_in | Digital core power supply with supply voltage range 1.8-3.6V. |+| 10 | AVDD | power_in | Analog circuit power supply with supply voltage range 1.8-3.6V. |+| 11 | DC_VSW | power_out | DC-DC converter switching node for external LC filter; connect to 10µH inductor for buck converter topology. |+| 12 | VBAT | power_in | Battery or primary power supply input with supply voltage range 1.8-3.6V. |+| 13 | GPIO3 | bidirectional | Configurable general-purpose I/O pin that can be configured as INT1, INT2, DCLK, DOUT, or ANTD2 per register settings. |+| 14 | GPIO2 | bidirectional | Configurable general-purpose I/O pin that can be configured as INT1, INT2, INT3, DCLK, DOUT, or ANTD1 per register settings. |+| 15 | SCLK | input | SPI serial clock input with maximum frequency 10MHz. |+| 16 | SDO | output | SPI serial data output driven on SCLK falling edge with output levels 0.4V (low) and VDD-0.4V (high). |+| 17 | SDI | input | SPI serial data input sampled on SCLK rising edge with input voltage levels 0.2×VDD (low) and VDD-0.4V (high). |+| 18 | CSB | input | SPI chip select input, active low, determines when SPI transaction is enabled. |+| 19 | XI | input | Crystal oscillator input for 32MHz reference clock with 12pF load capacitance requirement. |+| 20 | XO | output | Crystal oscillator output for 32MHz reference clock with 12pF load capacitance requirement. |+| 21 | NIRQ | bidirectional | Configurable interrupt output or general-purpose I/O pin that can be configured as INT1, INT2, DCLK, DOUT, or TCXO per register settings. |+| 22 | GPIO1 | bidirectional | Configurable general-purpose I/O pin that can be configured as DCLK, INT1, INT2, DOUT, or TRX_SWT per register settings. |+| 23 | GPIO0 | bidirectional | Configurable general-purpose I/O pin that can be configured as DOUT, INT1, INT2, INT3, DCLK, or TRX_SWT per register settings. |+| 24 | AGND | power_in | Analog ground reference; connect to ground plane. |+| 25 | GND | power_in | Digital ground and exposed thermal pad; connect to ground plane. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | HopeRF Micro electronics |+| Package | QFN-24-EP(4x4) |+| Category | RF And Wireless |+| Pins | 25 |++## CAD (KiCad official)++- Symbol: `CMT2310A-EQR`+- Footprint: `Package_DFN_QFN:QFN-24-1EP_4x4mm_P0.5mm_EP2.7x2.7mm`+- 3D model: QFN-24-EP(4x4) (KiCad packages3D, STEP)+- 3D model files: `cmt2310a-eqr-etched.step` / `cmt2310a-eqr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `cmt2310a-eqr.step` / `cmt2310a-eqr.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [HopeRF Micro electronics datasheet](docs/cmt2310a-eqr-datasheet.pdf) (51 pp, sha256 `fcff1a33a0e1c674`, retrieved 2026-09-22, tier: lcsc)+- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-4-6` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/cmt2310a-eqr-datasheet.pdf)
page.jsonadded+243@@ -0,0 +1,243 @@+{+ "slug": "cmt2310a-eqr",+ "version": "0.1.0",+ "type": "component",+ "description": "HopeRF Micro electronics RF Transceiver ICs, QFN-24-EP(4x4). Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "rf and wireless",+ "cmt2310a-eqr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "cmt2310a-eqr.kicad_sym",+ "cmt2310a-eqr.kicad_mod",+ "cmt2310a-eqr.glb",+ "cmt2310a-eqr.step",+ "cmt2310a-eqr.lbr",+ "docs/hero.png",+ "docs/cmt2310a-eqr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "CMT2310A-EQR",+ "manufacturer": "HopeRF Micro electronics",+ "package": "QFN-24-EP(4x4)",+ "pin_count": 25,+ "category": "RF And Wireless",+ "subcategory": "RF Transceiver ICs",+ "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/453decbc8b3fe6f267bae6c7a973b935.pdf",+ "parts": {+ "symbol": "cmt2310a-eqr.kicad_sym",+ "footprint": "cmt2310a-eqr.kicad_mod",+ "model_3d": "cmt2310a-eqr-etched.glb",+ "model_3d_plain": "cmt2310a-eqr.glb",+ "model_3d_step": "cmt2310a-eqr-etched.step",+ "model_3d_step_plain": "cmt2310a-eqr.step",+ "lbr": "cmt2310a-eqr.lbr"+ },+ "distributor_links": {+ "lcsc": "C32713219"+ },+ "pins": [+ {+ "number": "1",+ "name": "RFP",+ "type": "input",+ "description": "RF signal input positive terminal with differential input impedance 150Ω||0.8pF at 433MHz and 134Ω||1.0pF at 868MHz."+ },+ {+ "number": "2",+ "name": "RFN",+ "type": "input",+ "description": "RF signal input negative terminal with differential input impedance 150Ω||0.8pF at 433MHz and 134Ω||1.0pF at 868MHz."+ },+ {+ "number": "3",+ "name": "NC",+ "type": "unconnected",+ "description": "No internal connection; leave floating or unconnected."+ },+ {+ "number": "4",+ "name": "TX",+ "type": "output",+ "description": "PA output for RF transmission with configurable output power range -10 to +20 dBm at 1dB step resolution."+ },+ {+ "number": "5",+ "name": "PA_VDD",+ "type": "power_in",+ "description": "Power supply for power amplifier section with supply voltage range 1.8-3.6V."+ },+ {+ "number": "6",+ "name": "VIO",+ "type": "power_in",+ "description": "Power supply for SPI interface and GPIO outputs with supply voltage range 1.8-3.6V."+ },+ {+ "number": "7",+ "name": "GPIO4",+ "type": "bidirectional",+ "description": "Configurable general-purpose I/O pin that can be configured as DOUT, INT1, INT2, DCLK, CLKO, or LFCLKO per register settings."+ },+ {+ "number": "8",+ "name": "GPIO5_RST",+ "type": "bidirectional",+ "description": "Configurable general-purpose I/O pin that can be configured as RSTn, INT1, INT2, DOUT, or DCLK per register settings."+ },+ {+ "number": "9",+ "name": "DVDD",+ "type": "power_in",+ "description": "Digital core power supply with supply voltage range 1.8-3.6V."+ },+ {+ "number": "10",+ "name": "AVDD",+ "type": "power_in",+ "description": "Analog circuit power supply with supply voltage range 1.8-3.6V."+ },+ {+ "number": "11",+ "name": "DC_VSW",+ "type": "power_out",+ "description": "DC-DC converter switching node for external LC filter; connect to 10µH inductor for buck converter topology."+ },+ {+ "number": "12",+ "name": "VBAT",+ "type": "power_in",+ "description": "Battery or primary power supply input with supply voltage range 1.8-3.6V."+ },+ {+ "number": "13",+ "name": "GPIO3",+ "type": "bidirectional",+ "description": "Configurable general-purpose I/O pin that can be configured as INT1, INT2, DCLK, DOUT, or ANTD2 per register settings."+ },+ {+ "number": "14",+ "name": "GPIO2",+ "type": "bidirectional",+ "description": "Configurable general-purpose I/O pin that can be configured as INT1, INT2, INT3, DCLK, DOUT, or ANTD1 per register settings."+ },+ {+ "number": "15",+ "name": "SCLK",+ "type": "input",+ "description": "SPI serial clock input with maximum frequency 10MHz."+ },+ {+ "number": "16",+ "name": "SDO",+ "type": "output",+ "description": "SPI serial data output driven on SCLK falling edge with output levels 0.4V (low) and VDD-0.4V (high)."+ },+ {+ "number": "17",+ "name": "SDI",+ "type": "input",+ "description": "SPI serial data input sampled on SCLK rising edge with input voltage levels 0.2×VDD (low) and VDD-0.4V (high)."+ },+ {+ "number": "18",+ "name": "CSB",+ "type": "input",+ "description": "SPI chip select input, active low, determines when SPI transaction is enabled."+ },+ {+ "number": "19",+ "name": "XI",+ "type": "input",+ "description": "Crystal oscillator input for 32MHz reference clock with 12pF load capacitance requirement."+ },+ {+ "number": "20",+ "name": "XO",+ "type": "output",+ "description": "Crystal oscillator output for 32MHz reference clock with 12pF load capacitance requirement."+ },+ {+ "number": "21",+ "name": "NIRQ",+ "type": "bidirectional",+ "description": "Configurable interrupt output or general-purpose I/O pin that can be configured as INT1, INT2, DCLK, DOUT, or TCXO per register settings."+ },+ {+ "number": "22",+ "name": "GPIO1",+ "type": "bidirectional",+ "description": "Configurable general-purpose I/O pin that can be configured as DCLK, INT1, INT2, DOUT, or TRX_SWT per register settings."+ },+ {+ "number": "23",+ "name": "GPIO0",+ "type": "bidirectional",+ "description": "Configurable general-purpose I/O pin that can be configured as DOUT, INT1, INT2, INT3, DCLK, or TRX_SWT per register settings."+ },+ {+ "number": "24",+ "name": "AGND",+ "type": "power_in",+ "description": "Analog ground reference; connect to ground plane."+ },+ {+ "number": "25",+ "name": "GND",+ "type": "power_in",+ "description": "Digital ground and exposed thermal pad; connect to ground plane."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.2",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.2",+ "primary_model": "claude-haiku-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-4-6",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [],+ "pages_sent": 51,+ "cost_usd": 0.6199,+ "at": "2026-09-22T08:03:15"+ },+ "datasheet": {+ "url": "https://datasheet.lcsc.com/datasheet/pdf/453decbc8b3fe6f267bae6c7a973b935.pdf",+ "pages": 51,+ "sha256": "fcff1a33a0e1c674",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 25,+ "described": 25,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}